Sourdough starter (IMAGE)

North Carolina State University

Sourdough starter

Caption

This image shows sourdough starter in a mason jar. In a recent study of 500 sourdough starters, spanning four continents, scientists garnered new insights into the environmental factors that contribute to each sourdough starter's microbial ecosystem, and how different types of microbes influence both a sourdough's aroma and how quickly the sourdough rises.

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Lauren Nichols

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